Two towns X and Y both on latitude 60oS have longitude 27oE and 33oW respectively. Find to the nearest kilometers, the distance between X and Y measured along the parallel of latitude. [Take 2πR = 4 x 104km, where R is the Radius of the earth]

A. 28850km

B. 16667km

C. 8333km

D. 6667km

E. 3333km

Correct Answer: Option E

**E. 3333km**

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